WO2010016748A2

WO2010016748A2 - Clothes dryer provided with scent-supply module in a top plate

Info

Publication number: WO2010016748A2
Application number: PCT/KR2009/004425
Authority: WO
Inventors: 배상훈; 김민지; 최철진
Original assignee: (주)엘지전자
Priority date: 2008-08-07
Filing date: 2009-08-07
Publication date: 2010-02-11
Also published as: WO2010016748A3; US9708751B2; DE112009001894B4; CN102066643A; CN102066643B; DE112009001894T5; US20110113642A1

Abstract

The present invention relates to a clothes dryer comprising: a main body which defines the outer structure; a top plate constituting the upper part of the main body; a drum provided in such a way as to rotate on the inside of the main body; a front support and a rear support for supporting the drum; and a scent-supply module mounted on the top plate and which supplies fragrance into the drum. The clothes dryer is provided with a sealing means for preventing leakage at the point where the scent is introduced into the scent-supply module. The sealing means is a ring shaped projecting part which is formed on the inside surface of the cover for opening and closing the chamber of the scent supply means.

Description

Clothes dryer with fragrance supply module on top plate

The present invention relates to a clothes dryer, and more particularly, to a clothes dryer provided with a top plate having a fragrance supply module for injecting fragrance into a drum of a clothes dryer, and more specifically, to a portion of which a fragrance is injected from a fragrance supply module. It relates to a discharge means which is provided with a sealing structure and can discharge the stored fragrance to the outside of the dryer.

In general, the clothes dryer is a device for drying laundry by putting laundry in a state where the washing is completed and the dehydration process is completed into the drum of the dryer, and supplying hot air into the drum to evaporate the moisture of the laundry.

In the construction of the dryer, the dryer includes a drum inside the dryer into which laundry is put, a driving motor for driving the drum, a blowing fan for blowing air into the drum, and a heating means for heating the air introduced into the drum. Is done. The heating means may use high temperature electrical resistance heat generated by using electrical resistance, or combustion heat generated by burning gas.

Then, the dryer is the air exiting the drum will have the moisture of the laundry inside the drum to become air of high temperature and high humidity. At this time, the dryer can be classified according to the method of treating the high temperature and high humidity air, and the hot and humid air is circulated without being discharged to the outside of the dryer to allow heat exchange with the outside air in the condenser so that the moisture contained in the high temperature and high humidity air. It is divided into a condensation type dryer for condensing and an exhaust type dryer for directly discharging the air of a high temperature and high humidity passing through the drum to the outside.

When the laundry is put into the dryer and dried after the washing in the washing machine, the moisture contained in the laundry is removed and the drying process is performed. However, the dried clothing smells of washing water or detergent or gets on the clothing before washing. If the smell is not completely gone even after the completion of drying there was an inconvenience causing uncomfortable to the user. Therefore, it was necessary to supply a fragrance inside the drum to remove this smell and to make the user feel refreshed.

However, when the incense supplied to the drum is consumed in the chamber to store all the incense required, the user needed a structure that can easily replenish the incense, especially in the case of a liquid state of the incense stored in the interior through the input portion There was a problem of being divergent. In addition, when it is necessary to discharge the incense remaining in the supply module to the outside of the dryer, for example, when it is necessary to replace the type of incense supplied to the drum, or when cleaning the incense supply module in which the incense is stored, A structure was needed.

The present invention is provided with a fragrance supply module which is a means for injecting the fragrance into the dryer drum in a location accessible to the user, to provide a fragrance supply module that is easy to resupply or replace the fragrance, in particular in the liquid state In the case of supplying incense, it is possible to easily inject it, and to provide a means for preventing the incense contained in the incense supply module from being emitted to the outside by providing a sealing means for blocking the inside and the outside of the incense supply module. In addition, when it is necessary to discharge the incense stored in the incense supply module, it is possible to easily discharge the liquid aroma material, the purpose of the discharge means is provided in a location that is easy for the user to access.

The present invention, in order to achieve the above object, the main body forming an appearance; A top plate forming an upper portion of the main body; A drum rotatably installed in the main body; And a fragrance supply module mounted on the top plate and supplying fragrance into the drum, and providing a clothes dryer having sealing means at a portion where fragrance liquid is injected from the fragrance supply module.

And, the fragrance supply module has a chamber for storing the fragrance liquid and a cover for opening and closing the chamber, the sealing means provides a clothes dryer is a ring-shaped first projection formed on the inner surface of the cover.

The cover is coupled to the cover fastening portion mounted to the through-hole formed in the top plate, the upper surface of the chamber is formed with a cylindrical inlet through which the fragrance liquid is injected, the inlet is tapered to decrease in diameter downward To provide a clothes dryer having a wealth.

The ring-shaped first protrusion formed on the cover contacts the tapered portion of the inlet to block the inside of the chamber from the outside, and the inlet of the chamber has a ring shape protruding to correspond to the ring-shaped first protrusion of the cover. Provides a clothes dryer having a second projection of the formed.

The first protrusion and the second protrusion are formed to have the same diameter so that the first protrusion and the second protrusion are in contact with each other when the cover is closed, or the outer diameter of the first protrusion and the second protrusion is greater than the other inner diameter. It is largely provided to provide a clothes dryer that is pressed together when the cover is closed.

In addition, the fragrance supply module, the pump connected to the chamber; And a nozzle connected to the pump and the tube and spraying incense into the drum.

In addition, the present invention comprises a main body forming an appearance; A top plate forming an upper portion of the main body; A drum rotatably installed in the main body; And a fragrance supply module mounted on the top plate and supplying fragrance into the drum, wherein the fragrance supply module provides a clothes dryer having a fragrance drainage hose capable of draining the stored fragrance.

One end of the fragrance liquid drain hose is connected to the lower side of the chamber, and the other end of the fragrance liquid drain hose is provided with a clothes dryer is removable drain cap.

The drain cap may include a hose insertion part into which the fragrance liquid drain hose is inserted; And a mounting portion having a mounting groove, wherein the mounting portion of the drain cap is mounted to the front supporter, and an inner diameter of the hose insert portion is smaller than an outer diameter of the fragrance drain hose.

The dryer according to the present invention can be easily injected into the incense supply module without flowing liquid incense into the incense supply module, and the incense stored in the chamber is diverted outward by the sealing means at the portion where the incense is injected. Prevent effect occurs. In addition, the fragrance remaining in the fragrance supply module can be easily discharged, and in particular, since the discharge means is installed in a location that is easy for the user to access, the fragrance can be easily discharged when necessary.

1 is a perspective view of a clothes dryer according to an embodiment of the present invention,

Figure 2 is a side cross-sectional view of the clothes dryer shown in FIG.

3 is a perspective view of a steam generator mounted on the clothes dryer of FIG. 1,

Figure 4 is a perspective view showing the inside of the clothes dryer equipped with a fragrance supply module according to an embodiment of the present invention,

5 is a view of the clothes dryer of FIG. 4 viewed from another angle;

6 is a view of the injection portion of the fragrance supply module according to an embodiment of the present invention,

FIG. 7 is a cross-sectional view of part I-I of FIG. 6,

8 is a view of another embodiment of the infusion portion of the fragrance supply module,

9 is a view of the injection portion of the flavor supply module according to another embodiment of the present invention,

10 is a cross-sectional view of FIG. 9,

11 is a view of the front supporter is equipped with a drain cap of the fragrance liquid drain hose of the present invention,

12 is a state in which the drain cap of Figure 11 is removed,

13 is a perspective view of the drain cap of FIG. 11.

Hereinafter, with reference to the accompanying drawings to be described in more detail with respect to the present invention.

1 and 2, the clothes dryer 10 according to the present invention includes a front cover 11, a rear cover 12, and a top plate 13 forming an external appearance, and a drum into which laundry is introduced ( 15) is included. The dryer 10 is mounted on the rear surface of the front cover 11, the front supporter 28 supporting the front opening of the drum 15, and the drum 15 mounted on the front surface of the front cover 11. Door 24 for opening and closing the opening of the), and the control panel 14 is provided on the upper portion of the front cover 11, and provided with various buttons for entering the drying conditions.

In addition, the clothes dryer includes a drying fan 19 through which the air in the drum 15 circulates in the dryer 10, and circulating air passing through the drying drum 15 by the drying fan 19 again. Drying duct 17 for guiding the flow of circulating air to be introduced into the drum 15, and a heater 18 mounted inside the drying duct 17 to increase the temperature of the air flowing into the drum 15 And a steam generator 100 mounted on an outer side of the drying drum 15 to generate steam.

In addition, a lower portion of the drum 15 is mounted on a base 23 having a flow path of circulating air A and a flow path of external air B for exchanging heat with the circulating air, and seated on an upper portion of the base 23. A drive motor 20 for driving the drum 15, a belt 16 for transmitting the rotational force generated by the drive motor 20 to the drum 15, and a motor shaft of the drive motor 20. Cooling fan 22 is connected to the 21 to suck the indoor air, and a condenser 26 is mounted on one side inside the base 23 to allow the indoor air and the circulating air to exchange heat.

3, there is shown a perspective view of a steam generator 100 mounted on a clothes dryer according to the present invention. The steam generator 100, the water supply hose 110 for supplying water at room temperature, the steam generator main body 150 for storing the supplied water, the steam generator main body 150 is provided to heat the water stored therein A heater (not shown), and a steam nozzle 121 connected to an end of the discharge hose 120 and the discharge hose 120 from which steam generated by the steam generator main body 150 is discharged. By this configuration, the water supplied to the steam generator main body 150 through the water supply hose 110 is heated by the heater, and then discharged to the discharge hose 120. Then, the discharged steam is injected into the dryer drum 15 through the steam nozzle 121.

Figure 4 is a perspective view showing the inside of the clothes dryer equipped with a fragrance supply module according to an embodiment of the present invention, Figure 5 is a view of the clothes dryer of Figure 4 from another angle.

4 to 5 illustrate only the top plate 13, the drum 15, the front supporter 28, and the fragrance supply module of the present invention by simplifying the dryer configuration for convenience.

Fragrance supply module of the clothes dryer according to an embodiment of the present invention is mounted on one side of the top plate 13 to supply the fragrance into the drum. Looking at the configuration of the fragrance supply module, the chamber for storing the fragrance liquid; A cover part for opening and closing the chamber; A pump connected to the chamber; And a nozzle connected to the pump and the tube and spraying incense into the drum.

The top plate 13 is formed with a through hole for mounting the fragrance supply module, the fragrance supply module is mounted in the through hole.

In detail, the

cover parts

200 and 210 may include a cover 200 for opening and closing the chamber 220 of the fragrance supply module and a cover fastening part 210 to which the cover is fastened. The cover fastening portion 210 is mounted to the through hole formed in the top plate 13 using fastening means such as a screw or a hook. The cover 200 of the cover portion is fastened to one side of the cover fastening portion 210 by a hinge, and the other side of the cover fastening portion is provided with means for opening and closing the cover 200. Preferably, the fastening means is a hook 213 provided in the cover and a hook engaging portion 214 provided in the cover fastening portion.

Therefore, when the fragrance liquid is supplied to the fragrance supply module, the fragrance liquid stored in the chamber is vaporized and leaked to the outside by opening the cover 200 and pouring the fragrance liquid in the liquid state. Prevent. Preferably, a sealing member (not shown) for sealing is provided between the cover portion and the chamber so as to reliably prevent the outflow of incense.

In addition, the pump 230 is attached to the side of the chamber 220 and the chamber and the pump are connected by a hose. The fragrance contained in the chamber is introduced into the pump through a hose, compressed by the pump, delivered to the nozzle 260, and injected from the nozzle into the drum. And, the outlet of the nozzle is preferably installed in the front supporter or the rear supporter to face the inside of the drum.

In addition, a fragrance liquid drain hose 240 for draining the fragrance liquid may be mounted below the chamber 220. When the perfume stored in the fragrance chamber 220 is to be exchanged or when the fragrance liquid stored in order to clean the chamber is completely empty, the fragrance liquid stored in the fragrance hose 240 may be removed. The end of the drain hose 240 is normally closed and can be opened only when draining incense. The fragrance liquid drain hose 240 is extended to the bottom of the chamber is installed and the end is preferably attached to the lower configuration of the clothes dryer.

In addition, the chamber may be provided with a water level sensor 222 to measure the capacity of the stored fragrance. The water level sensor 222 may be an electrode sensor or may be a reed switch for detecting magnetic poles and magnetic poles from the magnetic. And by the water level sensor, the chamber 220 may have a means for notifying the user when the lack of fragrance. The means is preferably installed in the control panel on the front of the dryer.

By the way, there is provided a means for sealing between the cover 200 and the chamber 220, it is preferable to block the inside and outside of the fragrance supply module to each other. Otherwise, the liquid incense stored in the incense supply module is vaporized and gradually exits to the outside.

To this end, the injection portion of the fragrance supply module mounted on the top plate according to an embodiment of the present invention is provided with a sealing means for preventing the fragrance is emitted to the outside. 6 to 10 is a state in which the fragrance is injected in the fragrance supply module according to various embodiments of the present invention.

6 to 7, in order to prevent the fragrance liquid stored in the chamber 220 from being emitted from the fragrance supply module, the ring-shaped first protrusion 200a formed on the inner surface of the cover 200 serves as a sealing role. Done. To this end, the first protrusion 200a is made of a material having an elastic force.

The top plate 13 is formed with a through hole for mounting the cover fastening portion 210, the cover 200 is coupled to the cover fastening portion (210). An inlet for injecting fragrance is formed on an upper surface of the chamber 220. The inlet has a tapered portion 220a, the diameter of which decreases toward the lower side, and an extension portion 220b extending at the lower end with the same diameter. When the cover 200 is closed to the cover fastening part 210, the ring-shaped first protrusion part 200a formed on the cover 200 contacts the taper part 220a of the inlet to allow the inside of the chamber to face the outside. By blocking it becomes a seal.

In FIG. 8, the cover 200 ′ and the guide portion 210 ′ are formed in a round shape as another embodiment of the fragrance supply module injection unit. In this round shape, the first protruding portion of the cover is more closely attached to the tapered portion, so that the sealing efficiency will be better. Since the details are similar to those described above, they are omitted.

Alternatively, in another embodiment, in the closed state of the cover, the ring-shaped first protrusion 200a formed in the cover 200 is inserted into the extension 220b of the inlet so that the inside of the fragrance supply device is externally connected. You can also block it. To this end, the protruding height of the first protrusion must be appropriately determined in consideration of the depth of the extension formed in the inlet.

9 to 10 show another embodiment of the fragrance injection unit of the present invention. According to this, the first protrusion 200a is formed in the cover 200, and a cylindrical inlet 221 is formed in the upper portion of the chamber 220. In the inlet 221, a second protrusion 221a protruding in a ring shape is formed. The second protrusion 221a is formed to correspond to the ring-shaped first protrusion 200a of the cover. When the cover 200 is closed by the inlet 221 formed in the upper portion of the chamber, the first protrusion 200a and the second protrusion 221a overlap each other to block the outside and the inside of the fragrance supply module. In other words, the first protrusion and the second protrusion are formed with one outer diameter slightly larger than the other inner diameter so that when the cover is closed, one of the outer diameters is forced into the other inner diameter so that the fragrance supply module The inside and outside of the seal will be. To this end, at least one of the first protrusion and the second protrusion is made of a material having elastic force.

Alternatively, the first protrusion 200a and the second protrusion 210c may have the same diameter. In this case, when the cover 200 is closed, the first protrusion and the second protrusion will overlap each other to block the inside of the chamber of the fragrance supply module from the outside.

11 is a front supporter of a clothes dryer equipped with a drain cap at an end of a fragrance liquid draining hose according to an embodiment of the present invention, and shows a shape in which a door is opened. FIG. 12 is a view in which the drain cap of FIG. 11 is removed, and FIG. 13 is a perspective view of the drain cap of FIG. 11.

Referring to the drawing in detail with respect to the fragrance liquid drain hose 240, the fragrance liquid drain hose 240 is formed in the form of a tube of sufficiently small diameter and has a sufficient length, the material is good flexibility material Is preferably. One end of the fragrance liquid drain hose is connected to the lower side of the chamber 220 and the other end is equipped with a drain cap 300. The drain cap is detachably mounted to the fragrance liquid drain hose. That is, the drain cap 300 is composed of a hose inserting portion 320 into which the fragrance liquid draining hose is inserted and a cap mounting portion 310 having a drain cap mounted to a part of the dryer. The cap mounting portion 310 is provided with a mounting groove 300a for mounting.

In addition, the drain cap 300 is mounted on the side of the front supporter 28 to increase the accessibility of the user. In FIG. 11, the drain cap 300 is mounted on one side of the dryer front supporter 28. In this embodiment, the drain cap is fixed to the front supporter by inserting a screw into the mounting groove 300a.

In addition, referring to Figure 12, there is shown a state of discharging the stored fragrance liquid from the fragrance supply module, the screw attached to the drain cap 300 is removed and the drain cap is removed from the front supporter. At this time, the fragrance liquid drain hose 240 is a state in which the outlet is blocked by the drain cap (300). When the user removes the drain cap 300 attached to the end of the perfume liquid drain hose 240, the liquid perfume liquid stored in the perfume liquid drain hose is naturally drained by gravity. In addition, since the chamber 220 is also located at a higher position than the perfume liquid drain hose, the liquid perfume liquid stored in the chamber 220 is also naturally drained by gravity, and the chamber is completely emptied. Then, the fragrance liquid drain hose is reinserted into the drain cap, and the drain cap is mounted on the front supporter to be used again.

Then, the drain cap is mounted on the front supporter, the user can easily open the door of the clothes dryer. The inner diameter of the hose insertion part 320 into which the perfume liquid drain hose 240 is inserted is smaller than the outer diameter of the perfume liquid drain hose. Therefore, the fragrance liquid drain hose 240 may be mounted to the drain cap without leaking the fragrance inside the incense hose by being slightly inserted into the hose inserting part 320.

The fragrance spray drying process in the condensation type dryer 10 according to the present invention constituting such a configuration will be described schematically. First, the user opens the door 24, injects laundry into the drum 15, and then inputs a fragrance drying course through an input unit mounted on the control panel 14. When the drying process is started, the drive motor 20 is operated, and the drum wound around the outer circumferential surface of the drum 15 and the motor shaft 21 by the rotation of the motor shaft 21 rotates the drum 15. ) Will rotate together. Here, the cooling fan 22 and the drying fan 19 connected to the driving motor 20 are driven together, and the heater 18 mounted inside the drying duct 17 is introduced into the drum 15. Heat the air. Steam generated by the steam generator 100 is injected into the drum 15 through the steam nozzle 121.

In the drying process according to the present invention, the fragrance is injected into the drum of the dryer together with the process of spraying such steam. In the fragrance supply module of the present invention, the liquid incense injected through the guide portion 210 of the injection portion is stored in the chamber 220, and is compressed by the pump 230 when necessary, and the nozzle 260 is Through it is sprayed into the drum in the form of a mist. When the scent should be sprayed, the user can operate the control panel manually if necessary, or the scent can be sprayed according to the drying course selected by the user among various drying courses pre-programmed in the dryer. It can be adjusted automatically.

After the dryer has been subjected to a plurality of drying processes, when the fragrance stored in the fragrance supply module is consumed and needs to be replenished, the water level sensor made of an electrode sensor or a magnetic sensor measuring the capacity of the fragrance stored in the chamber 220 is a fragrance body. It detects the lack and can generate a signal indicating the lack of incense to the user through the microcomputer. The user can see this and replenish the fragrance by opening the cover of the fragrance injector mounted on the top plate of the dryer and injecting the liquid fragrance into the inlet of the chamber. When the cover 200 is closed after the fragrance injection is completed, the first protrusion protruding from the cover comes into contact with the tapered portion, the extension portion, or the second protrusion portion of the inlet, so that the inside and the outside of the fragrance supply module It is sealing.

When the type of incense supplied to the drum is to be replaced or the incense supply module in which the incense is stored is to be cleaned, it is necessary to discharge the remaining fragrance liquid remaining in the chamber to the outside of the dryer. In the present invention, the remaining fragrance liquid can be easily discharged using a drain hose connected to the lower side of the chamber. That is, the drain cap connected to the end of the drain hose is separated from the dryer and the drain cap is removed from the end of the drain hose to easily discharge the fragrance liquid remaining in the chamber and the drain hose.

Claims

A main body forming an appearance;

A top plate forming an upper portion of the main body;

A drum rotatably installed in the main body; And

And a fragrance supply module mounted on the top plate and supplying fragrance into the drum, and comprising a sealing means at a portion where fragrance liquid is injected from the fragrance supply module.
The method of claim 1,

The fragrance supply module has a chamber for storing the fragrance liquid and a cover for opening and closing the chamber, wherein the sealing means is a ring-shaped first projection formed on the inner surface of the cover.
The method of claim 2,

The cover is a clothes dryer, characterized in that coupled to the cover fastening portion mounted to the through-hole formed in the top plate.
The method of claim 3, wherein

The upper surface of the chamber is formed with a cylindrical inlet for the fragrance liquid is injected,

The clothes dryer is a clothes dryer, characterized in that it has a tapered portion is reduced in diameter toward the bottom.
The method of claim 4, wherein

The ring-shaped first protrusion formed in the cover is in contact with the tapered portion of the inlet, the clothes dryer, characterized in that to block the inside of the chamber from the outside.
The method of claim 3, wherein

The clothes dryer of the chamber is characterized in that the ring-shaped second projection protruding to correspond to the ring-shaped first projection of the cover is formed.
The method of claim 6,

And the first protrusion and the second protrusion are formed to have the same diameter so as to be in contact with each other when the cover is closed.
The method of claim 6,

The first protrusion and the second protrusion is formed in one of the outer diameter is larger than the other one, the clothing dryer, characterized in that the interference between each other is made when the cover is closed.
The fragrance supply module according to any one of claims 1 to 9,

A pump connected to the chamber; And

And a nozzle connected to the pump and the tube and spraying incense into the drum.
A main body forming an appearance;

A top plate forming an upper portion of the main body;

A drum rotatably installed in the main body; And

And a fragrance supply module mounted on the top plate and supplying incense to the drum, wherein the fragrance supply module is provided with a fragrance drainage hose capable of draining the stored fragrance.
The method of claim 10,

One end of the fragrance liquid drain hose is connected to the bottom of the chamber clothes dryer.
The method of claim 11,

The other end of the fragrance liquid drain hose is a clothes dryer characterized in that the removable drain cap is mounted.
The method of claim 12, wherein the drain cap,

A hose insertion part into which the fragrance liquid draining hose is inserted; And a mounting part having a mounting groove.
The method of claim 13,

Clothes dryer of the drain cap is mounted to the front supporter.
The method of claim 13,

The inner diameter of the hose insert portion clothing dryer, characterized in that less than the outer diameter of the fragrance liquid drain hose.